Home / 96,582.30-133,283.03-54,139.92

Finding the Fourth Proportional to 96,582.30, 133,283.03 and 54,139.92

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Solution

The fourth proportional to 96,582.30, 133,283.03 and 54,139.92 is: 74,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,582.30 : 133,283.03 = 54,139.92 : x
  2. Step 2: Convert to fraction form
    96,582.30/133,283.03 = 54,139.92/x
  3. Step 3: Cross multiply
    96,582.30x = 133,283.03 × 54,139.92
  4. Step 4: Simplify right side
    96,582.30x = 7,215,932,581.56
  5. Step 5: Solve for x
    x = 7,215,932,581.56/96,582.30
  6. Step 6: Final answer
    x = 74,712.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.